A mysterious app promises wishes — then starts a countdown to death. As a group of teens becomes entangled, they must break the deadly chain to survive.
Jeon So-young
Yoo Se-ah
Baek Sun-ho
Kim Gun-woo
Kang Mi-na
Im Na-ri
Hyun Woo-seok
Kang Ha-joon
Lee Hyo-je
Choi Hyeong-wook
Roh Jae-won
Bang-wool
Jeon So-nee
Kang Ha-young / Haetsal
Yoon Sa-bong
Coach Song
